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Individual Calculations September 2023 |
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| Rosich Lopez, Walter Total change: 39.20 | |   |
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| Verano Clasico-Clase B | Humacao | PUR | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1434 | 1175 | 2.00 | 3 | 1.34 | 40 | 53.60 | |
|  Rivera Valentin, Christian Z. | | | 1472 | PUR | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Viera Perez, Nestor A. | | | 1619 | PUR | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Perez Perez, Danay | | | 1212 | PUR | 1.00 | 1 | 0.55 | 40 | 22.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | XXXIII Pan-American Youth Chess Festival - Under 14 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1439 | 1175 | 1.00 | 6 | -0.36 | 40 | -14.40 | |
| | Raju, Yakshwag Reddy | | | 1755 | USA | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Leung, Wah Singh | | | 1493 | CAN | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Espinosa Miranda, Carlo Guillerm | | | 1409 | MEX | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Mora Valles, Joaquin Bruno | | | 1350 | CHI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Monroy Lopez, Gustavo Adolfo | | | 1551 | GUA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Valdevenito Padilla, Camilo | | | 1075 | CHI | 0.50 | 1 | -0.14 | 40 | -5.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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